/*
 *
 * Wasp compiler application. Compiles Wasp into Java class files, for exection
 * on a Java JVM.
 *
 * Copyright (C) 2007 Ian Beveridge
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA  02110-1301, USA.
 */

package org.waspdev.waspc;

import java.io.*;

import antlr.CommonAST;
import antlr.collections.AST;
import org.antlr.runtime.ANTLRFileStream;
import org.antlr.runtime.CommonTokenStream;
import org.antlr.runtime.tree.CommonTreeNodeStream;
import org.antlr.runtime.tree.Tree;

import org.waspdev.waspc.grammar.waspLexer;
import org.waspdev.waspc.grammar.waspParser;
import org.waspdev.waspc.grammar.waspWalkerTreeParser;

/** @author Ian Beveridge
  */
public class WaspC
{
    /** App entry point.
      */
    public static void main(String[] args)
    {
        try
        {
            waspLexer lexer = new waspLexer(new ANTLRFileStream(args[0]));
            CommonTokenStream tokens = new CommonTokenStream();
            tokens.setTokenSource(lexer);
            waspParser parser = new waspParser(tokens);

            waspParser.wasp_return r = parser.wasp();

            System.out.println("Lisp format AST:");
            System.out.println(((Tree)r.tree).toStringTree());
            System.out.println();

            CommonTreeNodeStream nodes = new CommonTreeNodeStream((Tree)r.tree);

            waspWalkerTreeParser walker = new waspWalkerTreeParser(nodes);

            walker.wasp();
        }
        catch(Exception e)
        {
            System.err.println("exception: "+e);
        }
    }
}
